1. Question: `((856+167)^2+(856-167)^2)/(856xx856+167xx167)`is equal to :

    A
    1

    B
    2

    C
    689

    D
    1023

    Note: Not available
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  2. Question: `(186xx186+159xx159-2xx186xx159)` is equal to :

    A
    7029

    B
    1039

    C
    2019

    D
    729

    Note: Not available
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  3. Question: `((469+174)^2-(469-174)^2)/(469xx174)` is equale to :

    A
    2

    B
    4

    C
    643

    D
    295

    Note: Not available
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  4. Question: `((147xx147+147xx143+143xx143))/((147xx147xx147-143xx143xx143))` is equal to :

    A
    4

    B
    `1/4`

    C
    290

    D
    `1/290`

    Note: Not available
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  5. Question: The place of : ` (1+(1/1+2)+(1/(1x2x4)+(1/1x2x4x8)+(1/1x2x4x8x19)`upto four places of decimal is:

    A
    1.6414

    B
    1.6415

    C
    1.6416

    D
    1.6428

    Note: Not available
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  6. Question: The product of two numbers is `y/x`.If one of the numbers is `x/2`,then the other one is :

    A
    `y^3/x^2`

    B
    `y^2/x^3`

    C
    `x^2/y`

    D
    `x/y^2`

    Note: Not available
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  7. Question: `(64)^-2/3xx(1/4)^-2`is equal to :

    A
    `1`

    B
    `1/4`

    C
    `4`

    D
    `16`

    Note: Not available
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  8. Question: The value of `((2^n+2^n-1))/((2^n+1-2^n))`is :

    A
    `1/2`

    B
    `3/2`

    C
    `(n-1)/(2^n-1)`

    D
    None of these

    Note: Not available
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  9. Question: The expression `[1/1.2+1/2.3+1/3.4+..+1/(n(n+1)]` for any natural number n,is :

    A
    always greater than 1

    B
    always less than 1

    C
    always equal to 1

    D
    not difinite

    Note: Not available
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  10. Question: The smallest integer by which 3750 should be divided so that the quotient is a perfect square number is :

    A
    2

    B
    3

    C
    5

    D
    6

    Note: Not available
    1. Report
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